Ongoing NTSB investigations: Continental TSIO-520 series

6 cases on aircraft whose registry engine model is Continental TSIO-520 series, where the defining event was Loss of engine power (total). Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

20252026

Ongoing NTSB investigations: Continental TSIO-520 series per year, 2025–2026: 6 cases
2025	5
2026	1

Where

Open the map

Latest cases

Query with SQL

SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1 WHERE c."completionStatus" = 'Ongoing' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17040') AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '341')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
  FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
  WHERE c.\"completionStatus\" = 'Ongoing'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17040')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e.\"isDefiningEvent\" AND e.\"tier2Number\" = '341'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."completionStatus" = 'Ongoing'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17040')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '341'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.

NTSB ERA26LA223Accident · No injuriesClass 3 · LimitedPreliminary reportCessna T210 · Loíza, PROn May 30, 2026, about 0744 Atlantic standard time, a Cessna T210, N210PL, was substantially damaged when it was involved in an accident near Loiza, Puerto Rico. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of Federal…May 30, 2026 · N210PL · Substantial damage NTSB CEN26LA030Accident · No injuriesClass 3 · LimitedPreliminary reportPiper PA-46-310P · El Paso, TXOn October 26, 2025, about 918 mountain daylight time, a Piper PA46-310P, N46CR, was substantially damaged when it was involved in an accident near El Paso, Texas. The pilot and two passengers were not injured. The airplane was operated as a Title 14 Code of…Oct 26, 2025 · N46CR · Substantial damage NTSB CEN25LA282Accident · No injuriesClass 3 · LimitedPreliminary reportCessna T210N · Crosby, TXOn July 21, 2025, about 0745 central daylight time, a Cessna T210N, N93HP, was substantially damaged when it was involved in an accident near Crosby, Texas. The pilot and passenger were not injured. The airplane operated as a Title 14 Code of Federal…Jul 21, 2025 · N93HP · Substantial damage NTSB CEN25LA162Accident · No injuriesClass 3 · LimitedPreliminary reportCessna T210N · Fayetteville, AROn April 22, 2025, about 13:25 central daylight time a Cessna T210N, N4795C was involved in an accident near Fayetteville, Arkansas. The pilot and two passengers were not injured. The flight was operated under the provisions of Title 14 Code of Federal…Apr 22, 2025 · N4795C · Substantial damage NTSB WPR25LA094Accident · No injuriesClass 3 · LimitedPreliminary reportCessna T210R · Flagstaff, AZOn February 16, 2025, about 1445 mountain standard time, a Cessna T210R, N105DF, was substantially damaged when it was involved in an accident near Flagstaff, Arizona. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of…Feb 16, 2025 · N105DF · Substantial damage NTSB CEN25LA094Accident · Minor injuriesClass 3 · LimitedPreliminary reportBeech 58P · Pine Bluff, AROn February 5, 2025, about 1848 central standard time, a Beech 58P airplane, N138TL, was substantially damaged when it was involved in an accident near Pine Bluff, Arkansas. The pilot sustained minor injuries. The airplane was operated as a Title 14 Code of…Feb 6, 2025 · N138TL · Substantial damage